Finding the Third Proportional to 13,035,200 and 19,720,573.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,035,200 : 19,720,573.50 = 19,720,573.50 : x
2. Step 2: Convert to fraction form
   13,035,200/19,720,573.50 = 19,720,573.50/x
3. Step 3: Cross multiply
   13,035,200x = 19,720,573.50 × 19,720,573.50
4. Step 4: Simplify right side
   13,035,200x = 388,901,019,168,902.25
5. Step 5: Solve for x
   x = 388,901,019,168,902.25/13,035,200
6. Step 6: Final answer
   x = 29,834,679.88