Finding the Fourth Proportional to 942,659.25, 1,300,858.83 and 512,931.98

Step by Step Solution

1. Step 1: Write the proportion equation
   942,659.25 : 1,300,858.83 = 512,931.98 : x
2. Step 2: Convert to fraction form
   942,659.25/1,300,858.83 = 512,931.98/x
3. Step 3: Cross multiply
   942,659.25x = 1,300,858.83 × 512,931.98
4. Step 4: Simplify right side
   942,659.25x = 667,252,095,372.38
5. Step 5: Solve for x
   x = 667,252,095,372.38/942,659.25
6. Step 6: Final answer
   x = 707,840.18