Finding the Fourth Proportional to 116,319,271.43, 160,520,109.51 and 64,108,182.48

Step by Step Solution

1. Step 1: Write the proportion equation
   116,319,271.43 : 160,520,109.51 = 64,108,182.48 : x
2. Step 2: Convert to fraction form
   116,319,271.43/160,520,109.51 = 64,108,182.48/x
3. Step 3: Cross multiply
   116,319,271.43x = 160,520,109.51 × 64,108,182.48
4. Step 4: Simplify right side
   116,319,271.43x = 10,290,652,471,856,122
5. Step 5: Solve for x
   x = 10,290,652,471,856,122/116,319,271.43
6. Step 6: Final answer
   x = 88,469,024.49