Finding the Fourth Proportional to 931,892.18, 1,395,789.35 and 770,134.82

Step by Step Solution

1. Step 1: Write the proportion equation
   931,892.18 : 1,395,789.35 = 770,134.82 : x
2. Step 2: Convert to fraction form
   931,892.18/1,395,789.35 = 770,134.82/x
3. Step 3: Cross multiply
   931,892.18x = 1,395,789.35 × 770,134.82
4. Step 4: Simplify right side
   931,892.18x = 1,074,945,968,990.55
5. Step 5: Solve for x
   x = 1,074,945,968,990.55/931,892.18
6. Step 6: Final answer
   x = 1,153,508.96