Finding the Third Proportional to 86,820,106 and 180,785,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   86,820,106 : 180,785,141.50 = 180,785,141.50 : x
2. Step 2: Convert to fraction form
   86,820,106/180,785,141.50 = 180,785,141.50/x
3. Step 3: Cross multiply
   86,820,106x = 180,785,141.50 × 180,785,141.50
4. Step 4: Simplify right side
   86,820,106x = 32,683,267,387,175,024
5. Step 5: Solve for x
   x = 32,683,267,387,175,024/86,820,106
6. Step 6: Final answer
   x = 376,448,139.64