Finding the Third Proportional to 56,309.91 and 100,099.30

Step by Step Solution

1. Step 1: Write the proportion equation
   56,309.91 : 100,099.30 = 100,099.30 : x
2. Step 2: Convert to fraction form
   56,309.91/100,099.30 = 100,099.30/x
3. Step 3: Cross multiply
   56,309.91x = 100,099.30 × 100,099.30
4. Step 4: Simplify right side
   56,309.91x = 10,019,869,796.95
5. Step 5: Solve for x
   x = 10,019,869,796.95/56,309.91
6. Step 6: Final answer
   x = 177,941.50