Finding the Fourth Proportional to 37,071.02, 51,155.30 and 21,152.39

Step by Step Solution

1. Step 1: Write the proportion equation
   37,071.02 : 51,155.30 = 21,152.39 : x
2. Step 2: Convert to fraction form
   37,071.02/51,155.30 = 21,152.39/x
3. Step 3: Cross multiply
   37,071.02x = 51,155.30 × 21,152.39
4. Step 4: Simplify right side
   37,071.02x = 1,082,056,822.04
5. Step 5: Solve for x
   x = 1,082,056,822.04/37,071.02
6. Step 6: Final answer
   x = 29,188.75