Finding the Fourth Proportional to 83,663,017.79, 115,468,656.59 and 69,702,234.98

Step by Step Solution

1. Step 1: Write the proportion equation
   83,663,017.79 : 115,468,656.59 = 69,702,234.98 : x
2. Step 2: Convert to fraction form
   83,663,017.79/115,468,656.59 = 69,702,234.98/x
3. Step 3: Cross multiply
   83,663,017.79x = 115,468,656.59 × 69,702,234.98
4. Step 4: Simplify right side
   83,663,017.79x = 8,048,423,434,112,594
5. Step 5: Solve for x
   x = 8,048,423,434,112,594/83,663,017.79
6. Step 6: Final answer
   x = 96,200,491.53