Finding the Fourth Proportional to 11,307.60, 16,962.12 and 3,521.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,307.60 : 16,962.12 = 3,521.52 : x
2. Step 2: Convert to fraction form
   11,307.60/16,962.12 = 3,521.52/x
3. Step 3: Cross multiply
   11,307.60x = 16,962.12 × 3,521.52
4. Step 4: Simplify right side
   11,307.60x = 59,732,444.82
5. Step 5: Solve for x
   x = 59,732,444.82/11,307.60
6. Step 6: Final answer
   x = 5,282.50