Finding the Fourth Proportional to 89,065,698.48, 133,602,075.90 and 42,367,967.28

Step by Step Solution

1. Step 1: Write the proportion equation
   89,065,698.48 : 133,602,075.90 = 42,367,967.28 : x
2. Step 2: Convert to fraction form
   89,065,698.48/133,602,075.90 = 42,367,967.28/x
3. Step 3: Cross multiply
   89,065,698.48x = 133,602,075.90 × 42,367,967.28
4. Step 4: Simplify right side
   89,065,698.48x = 5,660,448,380,271,277
5. Step 5: Solve for x
   x = 5,660,448,380,271,277/89,065,698.48
6. Step 6: Final answer
   x = 63,553,629.25