Finding the Third Proportional to 83,637,839.50 and 181,173,699.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,637,839.50 : 181,173,699.50 = 181,173,699.50 : x
2. Step 2: Convert to fraction form
   83,637,839.50/181,173,699.50 = 181,173,699.50/x
3. Step 3: Cross multiply
   83,637,839.50x = 181,173,699.50 × 181,173,699.50
4. Step 4: Simplify right side
   83,637,839.50x = 32,823,909,390,516,300
5. Step 5: Solve for x
   x = 32,823,909,390,516,300/83,637,839.50
6. Step 6: Final answer
   x = 392,452,860.89