Finding the Fourth Proportional to 1,152,077.18, 1,719,355.64 and 1,024,390.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152,077.18 : 1,719,355.64 = 1,024,390.69 : x
2. Step 2: Convert to fraction form
   1,152,077.18/1,719,355.64 = 1,024,390.69/x
3. Step 3: Cross multiply
   1,152,077.18x = 1,719,355.64 × 1,024,390.69
4. Step 4: Simplify right side
   1,152,077.18x = 1,761,291,900,994.65
5. Step 5: Solve for x
   x = 1,761,291,900,994.65/1,152,077.18
6. Step 6: Final answer
   x = 1,528,796.80