Finding the Third Proportional to 115,434,308 and 253,955,074

Step by Step Solution

1. Step 1: Write the proportion equation
   115,434,308 : 253,955,074 = 253,955,074 : x
2. Step 2: Convert to fraction form
   115,434,308/253,955,074 = 253,955,074/x
3. Step 3: Cross multiply
   115,434,308x = 253,955,074 × 253,955,074
4. Step 4: Simplify right side
   115,434,308x = 64,493,179,610,345,472
5. Step 5: Solve for x
   x = 64,493,179,610,345,472/115,434,308
6. Step 6: Final answer
   x = 558,700,274.88