Finding the Third Proportional to 57,089,136 and 86,972,076

Step by Step Solution

1. Step 1: Write the proportion equation
   57,089,136 : 86,972,076 = 86,972,076 : x
2. Step 2: Convert to fraction form
   57,089,136/86,972,076 = 86,972,076/x
3. Step 3: Cross multiply
   57,089,136x = 86,972,076 × 86,972,076
4. Step 4: Simplify right side
   57,089,136x = 7,564,142,003,749,776
5. Step 5: Solve for x
   x = 7,564,142,003,749,776/57,089,136
6. Step 6: Final answer
   x = 132,497,048.19