Finding the Fourth Proportional to 116,319,271.36, 160,520,109.42 and 64,108,182.42

Step by Step Solution

1. Step 1: Write the proportion equation
   116,319,271.36 : 160,520,109.42 = 64,108,182.42 : x
2. Step 2: Convert to fraction form
   116,319,271.36/160,520,109.42 = 64,108,182.42/x
3. Step 3: Cross multiply
   116,319,271.36x = 160,520,109.42 × 64,108,182.42
4. Step 4: Simplify right side
   116,319,271.36x = 10,290,652,456,053,888
5. Step 5: Solve for x
   x = 10,290,652,456,053,888/116,319,271.36
6. Step 6: Final answer
   x = 88,469,024.40