Finding the Fourth Proportional to 31,803.68, 47,473 and 29,490.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,803.68 : 47,473 = 29,490.72 : x
2. Step 2: Convert to fraction form
   31,803.68/47,473 = 29,490.72/x
3. Step 3: Cross multiply
   31,803.68x = 47,473 × 29,490.72
4. Step 4: Simplify right side
   31,803.68x = 1,400,012,950.56
5. Step 5: Solve for x
   x = 1,400,012,950.56/31,803.68
6. Step 6: Final answer
   x = 44,020.47