Finding the Fourth Proportional to 56,586,908,188.28, 78,090,176,075.01 and 30,866,748,611.25

Step by Step Solution

1. Step 1: Write the proportion equation
   56,586,908,188.28 : 78,090,176,075.01 = 30,866,748,611.25 : x
2. Step 2: Convert to fraction form
   56,586,908,188.28/78,090,176,075.01 = 30,866,748,611.25/x
3. Step 3: Cross multiply
   56,586,908,188.28x = 78,090,176,075.01 × 30,866,748,611.25
4. Step 4: Simplify right side
   56,586,908,188.28x = 2,410,389,833,915,116,290,048
5. Step 5: Solve for x
   x = 2,410,389,833,915,116,290,048/56,586,908,188.28
6. Step 6: Final answer
   x = 42,596,245,511.33