Finding the Fourth Proportional to 1,525,378.55, 2,105,016.66 and 837,061.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,525,378.55 : 2,105,016.66 = 837,061.99 : x
2. Step 2: Convert to fraction form
   1,525,378.55/2,105,016.66 = 837,061.99/x
3. Step 3: Cross multiply
   1,525,378.55x = 2,105,016.66 × 837,061.99
4. Step 4: Simplify right side
   1,525,378.55x = 1,762,029,426,180.03
5. Step 5: Solve for x
   x = 1,762,029,426,180.03/1,525,378.55
6. Step 6: Final answer
   x = 1,155,142.39