Finding the Fourth Proportional to 116,357,616.50, 160,574,748.04 and 64,148,520.38

Step by Step Solution

1. Step 1: Write the proportion equation
   116,357,616.50 : 160,574,748.04 = 64,148,520.38 : x
2. Step 2: Convert to fraction form
   116,357,616.50/160,574,748.04 = 64,148,520.38/x
3. Step 3: Cross multiply
   116,357,616.50x = 160,574,748.04 × 64,148,520.38
4. Step 4: Simplify right side
   116,357,616.50x = 10,300,632,497,157,304
5. Step 5: Solve for x
   x = 10,300,632,497,157,304/116,357,616.50
6. Step 6: Final answer
   x = 88,525,640.24