Finding the Fourth Proportional to 48,034.72, 72,055.72 and 12,973.86

Step by Step Solution

1. Step 1: Write the proportion equation
   48,034.72 : 72,055.72 = 12,973.86 : x
2. Step 2: Convert to fraction form
   48,034.72/72,055.72 = 12,973.86/x
3. Step 3: Cross multiply
   48,034.72x = 72,055.72 × 12,973.86
4. Step 4: Simplify right side
   48,034.72x = 934,840,823.48
5. Step 5: Solve for x
   x = 934,840,823.48/48,034.72
6. Step 6: Final answer
   x = 19,461.77