Finding the Third Proportional to 109,075,860 and 173,645,160

Step by Step Solution

1. Step 1: Write the proportion equation
   109,075,860 : 173,645,160 = 173,645,160 : x
2. Step 2: Convert to fraction form
   109,075,860/173,645,160 = 173,645,160/x
3. Step 3: Cross multiply
   109,075,860x = 173,645,160 × 173,645,160
4. Step 4: Simplify right side
   109,075,860x = 30,152,641,591,425,600
5. Step 5: Solve for x
   x = 30,152,641,591,425,600/109,075,860
6. Step 6: Final answer
   x = 276,437,349.12