Finding the Fourth Proportional to 42,880,271.88, 64,323,207.20 and 31,400,096.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,880,271.88 : 64,323,207.20 = 31,400,096.52 : x
2. Step 2: Convert to fraction form
   42,880,271.88/64,323,207.20 = 31,400,096.52/x
3. Step 3: Cross multiply
   42,880,271.88x = 64,323,207.20 × 31,400,096.52
4. Step 4: Simplify right side
   42,880,271.88x = 2,019,754,914,398,958.50
5. Step 5: Solve for x
   x = 2,019,754,914,398,958.50/42,880,271.88
6. Step 6: Final answer
   x = 47,102,194.69