Finding the Third Proportional to 69,235,897.50 and 109,633,284

Step by Step Solution

1. Step 1: Write the proportion equation
   69,235,897.50 : 109,633,284 = 109,633,284 : x
2. Step 2: Convert to fraction form
   69,235,897.50/109,633,284 = 109,633,284/x
3. Step 3: Cross multiply
   69,235,897.50x = 109,633,284 × 109,633,284
4. Step 4: Simplify right side
   69,235,897.50x = 12,019,456,960,624,656
5. Step 5: Solve for x
   x = 12,019,456,960,624,656/69,235,897.50
6. Step 6: Final answer
   x = 173,601,518.79