Finding the Third Proportional to 13,109,141 and 19,845,902.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,109,141 : 19,845,902.50 = 19,845,902.50 : x
2. Step 2: Convert to fraction form
   13,109,141/19,845,902.50 = 19,845,902.50/x
3. Step 3: Cross multiply
   13,109,141x = 19,845,902.50 × 19,845,902.50
4. Step 4: Simplify right side
   13,109,141x = 393,859,846,039,506.25
5. Step 5: Solve for x
   x = 393,859,846,039,506.25/13,109,141
6. Step 6: Final answer
   x = 30,044,672.34