Finding the Fourth Proportional to 1,456,665.30, 2,184,123.15 and 748,077.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,665.30 : 2,184,123.15 = 748,077.30 : x
2. Step 2: Convert to fraction form
   1,456,665.30/2,184,123.15 = 748,077.30/x
3. Step 3: Cross multiply
   1,456,665.30x = 2,184,123.15 × 748,077.30
4. Step 4: Simplify right side
   1,456,665.30x = 1,633,892,948,919.50
5. Step 5: Solve for x
   x = 1,633,892,948,919.50/1,456,665.30
6. Step 6: Final answer
   x = 1,121,666.69