Finding the Fourth Proportional to 1,139,002.83, 1,571,840.69 and 771,592.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,002.83 : 1,571,840.69 = 771,592.33 : x
2. Step 2: Convert to fraction form
   1,139,002.83/1,571,840.69 = 771,592.33/x
3. Step 3: Cross multiply
   1,139,002.83x = 1,571,840.69 × 771,592.33
4. Step 4: Simplify right side
   1,139,002.83x = 1,212,820,220,385.91
5. Step 5: Solve for x
   x = 1,212,820,220,385.91/1,139,002.83
6. Step 6: Final answer
   x = 1,064,808.79