Finding the Fourth Proportional to 116,539,293.78, 160,824,201.12 and 64,328,315.82

Step by Step Solution

1. Step 1: Write the proportion equation
   116,539,293.78 : 160,824,201.12 = 64,328,315.82 : x
2. Step 2: Convert to fraction form
   116,539,293.78/160,824,201.12 = 64,328,315.82/x
3. Step 3: Cross multiply
   116,539,293.78x = 160,824,201.12 × 64,328,315.82
4. Step 4: Simplify right side
   116,539,293.78x = 10,345,550,001,146,558
5. Step 5: Solve for x
   x = 10,345,550,001,146,558/116,539,293.78
6. Step 6: Final answer
   x = 88,773,062.42