Finding the Third Proportional to 69,615,141 and 147,528,834

Step by Step Solution

1. Step 1: Write the proportion equation
   69,615,141 : 147,528,834 = 147,528,834 : x
2. Step 2: Convert to fraction form
   69,615,141/147,528,834 = 147,528,834/x
3. Step 3: Cross multiply
   69,615,141x = 147,528,834 × 147,528,834
4. Step 4: Simplify right side
   69,615,141x = 21,764,756,861,399,556
5. Step 5: Solve for x
   x = 21,764,756,861,399,556/69,615,141
6. Step 6: Final answer
   x = 312,644,010.32