Finding the Fourth Proportional to 926,947, 1,279,186.86 and 503,011

Step by Step Solution

1. Step 1: Write the proportion equation
   926,947 : 1,279,186.86 = 503,011 : x
2. Step 2: Convert to fraction form
   926,947/1,279,186.86 = 503,011/x
3. Step 3: Cross multiply
   926,947x = 1,279,186.86 × 503,011
4. Step 4: Simplify right side
   926,947x = 643,445,061,635.46
5. Step 5: Solve for x
   x = 643,445,061,635.46/926,947
6. Step 6: Final answer
   x = 694,155.18