Finding the Fourth Proportional to 37,065.76, 51,155.04 and 21,152.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,065.76 : 51,155.04 = 21,152.50 : x
2. Step 2: Convert to fraction form
   37,065.76/51,155.04 = 21,152.50/x
3. Step 3: Cross multiply
   37,065.76x = 51,155.04 × 21,152.50
4. Step 4: Simplify right side
   37,065.76x = 1,082,056,983.60
5. Step 5: Solve for x
   x = 1,082,056,983.60/37,065.76
6. Step 6: Final answer
   x = 29,192.90