Finding the Fourth Proportional to 1,111,392.77, 1,533,713.55 and 602,091.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,392.77 : 1,533,713.55 = 602,091.50 : x
2. Step 2: Convert to fraction form
   1,111,392.77/1,533,713.55 = 602,091.50/x
3. Step 3: Cross multiply
   1,111,392.77x = 1,533,713.55 × 602,091.50
4. Step 4: Simplify right side
   1,111,392.77x = 923,435,891,889.83
5. Step 5: Solve for x
   x = 923,435,891,889.83/1,111,392.77
6. Step 6: Final answer
   x = 830,881.68