Finding the Fourth Proportional to 37,719.30, 52,737.90 and 37,719.30

Step by Step Solution

1. Step 1: Write the proportion equation
   37,719.30 : 52,737.90 = 37,719.30 : x
2. Step 2: Convert to fraction form
   37,719.30/52,737.90 = 37,719.30/x
3. Step 3: Cross multiply
   37,719.30x = 52,737.90 × 37,719.30
4. Step 4: Simplify right side
   37,719.30x = 1,989,236,671.47
5. Step 5: Solve for x
   x = 1,989,236,671.47/37,719.30
6. Step 6: Final answer
   x = 52,737.90