Finding the Fourth Proportional to 11,061.84, 15,262.32 and 7,700.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,061.84 : 15,262.32 = 7,700.88 : x
2. Step 2: Convert to fraction form
   11,061.84/15,262.32 = 7,700.88/x
3. Step 3: Cross multiply
   11,061.84x = 15,262.32 × 7,700.88
4. Step 4: Simplify right side
   11,061.84x = 117,533,294.84
5. Step 5: Solve for x
   x = 117,533,294.84/11,061.84
6. Step 6: Final answer
   x = 10,625.11