Finding the Fourth Proportional to 9,977.31, 14,970.51 and 3,737.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,977.31 : 14,970.51 = 3,737.80 : x
2. Step 2: Convert to fraction form
   9,977.31/14,970.51 = 3,737.80/x
3. Step 3: Cross multiply
   9,977.31x = 14,970.51 × 3,737.80
4. Step 4: Simplify right side
   9,977.31x = 55,956,772.28
5. Step 5: Solve for x
   x = 55,956,772.28/9,977.31
6. Step 6: Final answer
   x = 5,608.40