Finding the Third Proportional to 563,886.94 and 1,215,796.88

Step by Step Solution

1. Step 1: Write the proportion equation
   563,886.94 : 1,215,796.88 = 1,215,796.88 : x
2. Step 2: Convert to fraction form
   563,886.94/1,215,796.88 = 1,215,796.88/x
3. Step 3: Cross multiply
   563,886.94x = 1,215,796.88 × 1,215,796.88
4. Step 4: Simplify right side
   563,886.94x = 1,478,162,041,259.77
5. Step 5: Solve for x
   x = 1,478,162,041,259.77/563,886.94
6. Step 6: Final answer
   x = 2,621,380.18