Finding the Third Proportional to 42,328,845 and 61,859,970

Step by Step Solution

1. Step 1: Write the proportion equation
   42,328,845 : 61,859,970 = 61,859,970 : x
2. Step 2: Convert to fraction form
   42,328,845/61,859,970 = 61,859,970/x
3. Step 3: Cross multiply
   42,328,845x = 61,859,970 × 61,859,970
4. Step 4: Simplify right side
   42,328,845x = 3,826,655,888,400,900
5. Step 5: Solve for x
   x = 3,826,655,888,400,900/42,328,845
6. Step 6: Final answer
   x = 90,403,031.04