Finding the Fourth Proportional to 1,059,440.22, 1,462,016.61 and 788,718.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059,440.22 : 1,462,016.61 = 788,718.78 : x
2. Step 2: Convert to fraction form
   1,059,440.22/1,462,016.61 = 788,718.78/x
3. Step 3: Cross multiply
   1,059,440.22x = 1,462,016.61 × 788,718.78
4. Step 4: Simplify right side
   1,059,440.22x = 1,153,119,956,978.94
5. Step 5: Solve for x
   x = 1,153,119,956,978.94/1,059,440.22
6. Step 6: Final answer
   x = 1,088,423.81