Finding the Fourth Proportional to 34,931.48, 52,392.89 and 9,973.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,931.48 : 52,392.89 = 9,973.72 : x
2. Step 2: Convert to fraction form
   34,931.48/52,392.89 = 9,973.72/x
3. Step 3: Cross multiply
   34,931.48x = 52,392.89 × 9,973.72
4. Step 4: Simplify right side
   34,931.48x = 522,551,908.80
5. Step 5: Solve for x
   x = 522,551,908.80/34,931.48
6. Step 6: Final answer
   x = 14,959.34