Finding the Fourth Proportional to 1,672,565.31, 2,307,955 and 927,472.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672,565.31 : 2,307,955 = 927,472.42 : x
2. Step 2: Convert to fraction form
   1,672,565.31/2,307,955 = 927,472.42/x
3. Step 3: Cross multiply
   1,672,565.31x = 2,307,955 × 927,472.42
4. Step 4: Simplify right side
   1,672,565.31x = 2,140,564,609,101.10
5. Step 5: Solve for x
   x = 2,140,564,609,101.10/1,672,565.31
6. Step 6: Final answer
   x = 1,279,809.28