Finding the Third Proportional to 112,841,902.50 and 155,921,881.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,841,902.50 : 155,921,881.50 = 155,921,881.50 : x
2. Step 2: Convert to fraction form
   112,841,902.50/155,921,881.50 = 155,921,881.50/x
3. Step 3: Cross multiply
   112,841,902.50x = 155,921,881.50 × 155,921,881.50
4. Step 4: Simplify right side
   112,841,902.50x = 24,311,633,130,500,044
5. Step 5: Solve for x
   x = 24,311,633,130,500,044/112,841,902.50
6. Step 6: Final answer
   x = 215,448,628.50