Finding the Third Proportional to 9,069,813.88 and 19,733,890

Step by Step Solution

1. Step 1: Write the proportion equation
   9,069,813.88 : 19,733,890 = 19,733,890 : x
2. Step 2: Convert to fraction form
   9,069,813.88/19,733,890 = 19,733,890/x
3. Step 3: Cross multiply
   9,069,813.88x = 19,733,890 × 19,733,890
4. Step 4: Simplify right side
   9,069,813.88x = 389,426,414,532,100
5. Step 5: Solve for x
   x = 389,426,414,532,100/9,069,813.88
6. Step 6: Final answer
   x = 42,936,538.71