Finding the Fourth Proportional to 437,427.47, 656,141.16 and 105,003.47

Step by Step Solution

1. Step 1: Write the proportion equation
   437,427.47 : 656,141.16 = 105,003.47 : x
2. Step 2: Convert to fraction form
   437,427.47/656,141.16 = 105,003.47/x
3. Step 3: Cross multiply
   437,427.47x = 656,141.16 × 105,003.47
4. Step 4: Simplify right side
   437,427.47x = 68,897,098,609.83
5. Step 5: Solve for x
   x = 68,897,098,609.83/437,427.47
6. Step 6: Final answer
   x = 157,505.19