Finding the Fourth Proportional to 2,920,033.72, 4,380,061.34 and 898,263.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,920,033.72 : 4,380,061.34 = 898,263.62 : x
2. Step 2: Convert to fraction form
   2,920,033.72/4,380,061.34 = 898,263.62/x
3. Step 3: Cross multiply
   2,920,033.72x = 4,380,061.34 × 898,263.62
4. Step 4: Simplify right side
   2,920,033.72x = 3,934,449,755,090.45
5. Step 5: Solve for x
   x = 3,934,449,755,090.45/2,920,033.72
6. Step 6: Final answer
   x = 1,347,398.74