Finding the Fourth Proportional to 1,015,498.75, 1,401,388.29 and 562,818.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,015,498.75 : 1,401,388.29 = 562,818.91 : x
2. Step 2: Convert to fraction form
   1,015,498.75/1,401,388.29 = 562,818.91/x
3. Step 3: Cross multiply
   1,015,498.75x = 1,401,388.29 × 562,818.91
4. Step 4: Simplify right side
   1,015,498.75x = 788,727,829,864.56
5. Step 5: Solve for x
   x = 788,727,829,864.56/1,015,498.75
6. Step 6: Final answer
   x = 776,690.10