Finding the Fourth Proportional to 116,731,868.58, 161,087,168.88 and 63,806,200.47

Step by Step Solution

1. Step 1: Write the proportion equation
   116,731,868.58 : 161,087,168.88 = 63,806,200.47 : x
2. Step 2: Convert to fraction form
   116,731,868.58/161,087,168.88 = 63,806,200.47/x
3. Step 3: Cross multiply
   116,731,868.58x = 161,087,168.88 × 63,806,200.47
4. Step 4: Simplify right side
   116,731,868.58x = 10,278,360,190,702,024
5. Step 5: Solve for x
   x = 10,278,360,190,702,024/116,731,868.58
6. Step 6: Final answer
   x = 88,051,020.82