Finding the Fourth Proportional to 34,909.78, 52,368.25 and 21,758.62

Step by Step Solution

1. Step 1: Write the proportion equation
   34,909.78 : 52,368.25 = 21,758.62 : x
2. Step 2: Convert to fraction form
   34,909.78/52,368.25 = 21,758.62/x
3. Step 3: Cross multiply
   34,909.78x = 52,368.25 × 21,758.62
4. Step 4: Simplify right side
   34,909.78x = 1,139,460,666.50
5. Step 5: Solve for x
   x = 1,139,460,666.50/34,909.78
6. Step 6: Final answer
   x = 32,640.16