Finding the Fourth Proportional to 1,272,592.30, 1,908,789.15 and 739,773.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,272,592.30 : 1,908,789.15 = 739,773.46 : x
2. Step 2: Convert to fraction form
   1,272,592.30/1,908,789.15 = 739,773.46/x
3. Step 3: Cross multiply
   1,272,592.30x = 1,908,789.15 × 739,773.46
4. Step 4: Simplify right side
   1,272,592.30x = 1,412,071,553,905.96
5. Step 5: Solve for x
   x = 1,412,071,553,905.96/1,272,592.30
6. Step 6: Final answer
   x = 1,109,602.47