Finding the Fourth Proportional to 116,922,871.72, 175,034,877.90 and 70,724,929.96

Step by Step Solution

1. Step 1: Write the proportion equation
   116,922,871.72 : 175,034,877.90 = 70,724,929.96 : x
2. Step 2: Convert to fraction form
   116,922,871.72/175,034,877.90 = 70,724,929.96/x
3. Step 3: Cross multiply
   116,922,871.72x = 175,034,877.90 × 70,724,929.96
4. Step 4: Simplify right side
   116,922,871.72x = 12,379,329,480,034,652
5. Step 5: Solve for x
   x = 12,379,329,480,034,652/116,922,871.72
6. Step 6: Final answer
   x = 105,876,030.05