Finding the Fourth Proportional to 102,294.59, 153,337.32 and 69,018.03

Step by Step Solution

1. Step 1: Write the proportion equation
   102,294.59 : 153,337.32 = 69,018.03 : x
2. Step 2: Convert to fraction form
   102,294.59/153,337.32 = 69,018.03/x
3. Step 3: Cross multiply
   102,294.59x = 153,337.32 × 69,018.03
4. Step 4: Simplify right side
   102,294.59x = 10,583,039,751.88
5. Step 5: Solve for x
   x = 10,583,039,751.88/102,294.59
6. Step 6: Final answer
   x = 103,456.50