Finding the Fourth Proportional to 12,917,840.56, 17,829,123.24 and 7,414,473.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,917,840.56 : 17,829,123.24 = 7,414,473.76 : x
2. Step 2: Convert to fraction form
   12,917,840.56/17,829,123.24 = 7,414,473.76/x
3. Step 3: Cross multiply
   12,917,840.56x = 17,829,123.24 × 7,414,473.76
4. Step 4: Simplify right side
   12,917,840.56x = 132,193,566,426,786.17
5. Step 5: Solve for x
   x = 132,193,566,426,786.17/12,917,840.56
6. Step 6: Final answer
   x = 10,233,410.59