Finding the Fourth Proportional to 72,938.93, 108,641.31 and 69,526.13

Step by Step Solution

1. Step 1: Write the proportion equation
   72,938.93 : 108,641.31 = 69,526.13 : x
2. Step 2: Convert to fraction form
   72,938.93/108,641.31 = 69,526.13/x
3. Step 3: Cross multiply
   72,938.93x = 108,641.31 × 69,526.13
4. Step 4: Simplify right side
   72,938.93x = 7,553,409,038.50
5. Step 5: Solve for x
   x = 7,553,409,038.50/72,938.93
6. Step 6: Final answer
   x = 103,558.00