Finding the Third Proportional to 31,948,994 and 69,979,590

Step by Step Solution

1. Step 1: Write the proportion equation
   31,948,994 : 69,979,590 = 69,979,590 : x
2. Step 2: Convert to fraction form
   31,948,994/69,979,590 = 69,979,590/x
3. Step 3: Cross multiply
   31,948,994x = 69,979,590 × 69,979,590
4. Step 4: Simplify right side
   31,948,994x = 4,897,143,016,568,100
5. Step 5: Solve for x
   x = 4,897,143,016,568,100/31,948,994
6. Step 6: Final answer
   x = 153,280,038.07