Finding the Fourth Proportional to 39,784.50, 59,664.01 and 13,124.52

Step by Step Solution

1. Step 1: Write the proportion equation
   39,784.50 : 59,664.01 = 13,124.52 : x
2. Step 2: Convert to fraction form
   39,784.50/59,664.01 = 13,124.52/x
3. Step 3: Cross multiply
   39,784.50x = 59,664.01 × 13,124.52
4. Step 4: Simplify right side
   39,784.50x = 783,061,492.53
5. Step 5: Solve for x
   x = 783,061,492.53/39,784.50
6. Step 6: Final answer
   x = 19,682.58