Finding the Fourth Proportional to 1,356,638.02, 1,872,066.81 and 752,978.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,356,638.02 : 1,872,066.81 = 752,978.50 : x
2. Step 2: Convert to fraction form
   1,356,638.02/1,872,066.81 = 752,978.50/x
3. Step 3: Cross multiply
   1,356,638.02x = 1,872,066.81 × 752,978.50
4. Step 4: Simplify right side
   1,356,638.02x = 1,409,626,058,493.59
5. Step 5: Solve for x
   x = 1,409,626,058,493.59/1,356,638.02
6. Step 6: Final answer
   x = 1,039,058.35