Finding the Fourth Proportional to 116,289,411.86, 160,482,811.50 and 64,081,810.53

Step by Step Solution

1. Step 1: Write the proportion equation
   116,289,411.86 : 160,482,811.50 = 64,081,810.53 : x
2. Step 2: Convert to fraction form
   116,289,411.86/160,482,811.50 = 64,081,810.53/x
3. Step 3: Cross multiply
   116,289,411.86x = 160,482,811.50 × 64,081,810.53
4. Step 4: Simplify right side
   116,289,411.86x = 10,284,029,119,864,706
5. Step 5: Solve for x
   x = 10,284,029,119,864,706/116,289,411.86
6. Step 6: Final answer
   x = 88,434,784.86