Finding the Third Proportional to 70,528,153.50 and 149,590,012.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,528,153.50 : 149,590,012.50 = 149,590,012.50 : x
2. Step 2: Convert to fraction form
   70,528,153.50/149,590,012.50 = 149,590,012.50/x
3. Step 3: Cross multiply
   70,528,153.50x = 149,590,012.50 × 149,590,012.50
4. Step 4: Simplify right side
   70,528,153.50x = 22,377,171,839,750,156
5. Step 5: Solve for x
   x = 22,377,171,839,750,156/70,528,153.50
6. Step 6: Final answer
   x = 317,279,990.04