Finding the Fourth Proportional to 514,915.83, 772,373.84 and 140,938.83

Step by Step Solution

1. Step 1: Write the proportion equation
   514,915.83 : 772,373.84 = 140,938.83 : x
2. Step 2: Convert to fraction form
   514,915.83/772,373.84 = 140,938.83/x
3. Step 3: Cross multiply
   514,915.83x = 772,373.84 × 140,938.83
4. Step 4: Simplify right side
   514,915.83x = 108,857,464,627.51
5. Step 5: Solve for x
   x = 108,857,464,627.51/514,915.83
6. Step 6: Final answer
   x = 211,408.27