Finding the Third Proportional to 69,821,052 and 146,877,672

Step by Step Solution

1. Step 1: Write the proportion equation
   69,821,052 : 146,877,672 = 146,877,672 : x
2. Step 2: Convert to fraction form
   69,821,052/146,877,672 = 146,877,672/x
3. Step 3: Cross multiply
   69,821,052x = 146,877,672 × 146,877,672
4. Step 4: Simplify right side
   69,821,052x = 21,573,050,532,139,584
5. Step 5: Solve for x
   x = 21,573,050,532,139,584/69,821,052
6. Step 6: Final answer
   x = 308,976,303.19