Finding the Third Proportional to 524,856.50 and 787,148

Step by Step Solution

1. Step 1: Write the proportion equation
   524,856.50 : 787,148 = 787,148 : x
2. Step 2: Convert to fraction form
   524,856.50/787,148 = 787,148/x
3. Step 3: Cross multiply
   524,856.50x = 787,148 × 787,148
4. Step 4: Simplify right side
   524,856.50x = 619,601,973,904
5. Step 5: Solve for x
   x = 619,601,973,904/524,856.50
6. Step 6: Final answer
   x = 1,180,516.91