Finding the Third Proportional to 38,402,424 and 83,978,136

Step by Step Solution

1. Step 1: Write the proportion equation
   38,402,424 : 83,978,136 = 83,978,136 : x
2. Step 2: Convert to fraction form
   38,402,424/83,978,136 = 83,978,136/x
3. Step 3: Cross multiply
   38,402,424x = 83,978,136 × 83,978,136
4. Step 4: Simplify right side
   38,402,424x = 7,052,327,326,034,496
5. Step 5: Solve for x
   x = 7,052,327,326,034,496/38,402,424
6. Step 6: Final answer
   x = 183,642,765.00