Finding the Fourth Proportional to 1,501,892.18, 2,253,132.30 and 660,441.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501,892.18 : 2,253,132.30 = 660,441.50 : x
2. Step 2: Convert to fraction form
   1,501,892.18/2,253,132.30 = 660,441.50/x
3. Step 3: Cross multiply
   1,501,892.18x = 2,253,132.30 × 660,441.50
4. Step 4: Simplify right side
   1,501,892.18x = 1,488,062,075,910.45
5. Step 5: Solve for x
   x = 1,488,062,075,910.45/1,501,892.18
6. Step 6: Final answer
   x = 990,791.55