Finding the Fourth Proportional to 86,094,708.72, 129,142,530.12 and 25,510,959.60

Step by Step Solution

1. Step 1: Write the proportion equation
   86,094,708.72 : 129,142,530.12 = 25,510,959.60 : x
2. Step 2: Convert to fraction form
   86,094,708.72/129,142,530.12 = 25,510,959.60/x
3. Step 3: Cross multiply
   86,094,708.72x = 129,142,530.12 × 25,510,959.60
4. Step 4: Simplify right side
   86,094,708.72x = 3,294,549,868,533,103.50
5. Step 5: Solve for x
   x = 3,294,549,868,533,103.50/86,094,708.72
6. Step 6: Final answer
   x = 38,266,577.79