Finding the Fourth Proportional to 113,488,076.25, 156,613,720.19 and 64,595,504.25

Step by Step Solution

1. Step 1: Write the proportion equation
   113,488,076.25 : 156,613,720.19 = 64,595,504.25 : x
2. Step 2: Convert to fraction form
   113,488,076.25/156,613,720.19 = 64,595,504.25/x
3. Step 3: Cross multiply
   113,488,076.25x = 156,613,720.19 × 64,595,504.25
4. Step 4: Simplify right side
   113,488,076.25x = 10,116,542,227,818,478
5. Step 5: Solve for x
   x = 10,116,542,227,818,478/113,488,076.25
6. Step 6: Final answer
   x = 89,141,895.45