Finding the Fourth Proportional to 115,571,749.83, 159,488,976.27 and 63,359,664.47

Step by Step Solution

1. Step 1: Write the proportion equation
   115,571,749.83 : 159,488,976.27 = 63,359,664.47 : x
2. Step 2: Convert to fraction form
   115,571,749.83/159,488,976.27 = 63,359,664.47/x
3. Step 3: Cross multiply
   115,571,749.83x = 159,488,976.27 × 63,359,664.47
4. Step 4: Simplify right side
   115,571,749.83x = 10,105,168,023,130,992
5. Step 5: Solve for x
   x = 10,105,168,023,130,992/115,571,749.83
6. Step 6: Final answer
   x = 87,436,315.86