Finding the Fourth Proportional to 938,298.82, 1,294,820.86 and 556,098.70

Step by Step Solution

1. Step 1: Write the proportion equation
   938,298.82 : 1,294,820.86 = 556,098.70 : x
2. Step 2: Convert to fraction form
   938,298.82/1,294,820.86 = 556,098.70/x
3. Step 3: Cross multiply
   938,298.82x = 1,294,820.86 × 556,098.70
4. Step 4: Simplify right side
   938,298.82x = 720,048,196,978.88
5. Step 5: Solve for x
   x = 720,048,196,978.88/938,298.82
6. Step 6: Final answer
   x = 767,397.53