Finding the Third Proportional to 82,094,998.50 and 178,479,490.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,094,998.50 : 178,479,490.50 = 178,479,490.50 : x
2. Step 2: Convert to fraction form
   82,094,998.50/178,479,490.50 = 178,479,490.50/x
3. Step 3: Cross multiply
   82,094,998.50x = 178,479,490.50 × 178,479,490.50
4. Step 4: Simplify right side
   82,094,998.50x = 31,854,928,529,139,592
5. Step 5: Solve for x
   x = 31,854,928,529,139,592/82,094,998.50
6. Step 6: Final answer
   x = 388,025,203.86