Finding the Fourth Proportional to 1,635,330.72, 2,256,567.72 and 947,015.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,635,330.72 : 2,256,567.72 = 947,015.76 : x
2. Step 2: Convert to fraction form
   1,635,330.72/2,256,567.72 = 947,015.76/x
3. Step 3: Cross multiply
   1,635,330.72x = 2,256,567.72 × 947,015.76
4. Step 4: Simplify right side
   1,635,330.72x = 2,137,005,194,347.27
5. Step 5: Solve for x
   x = 2,137,005,194,347.27/1,635,330.72
6. Step 6: Final answer
   x = 1,306,772.49