Finding the Third Proportional to 304,948,782 and 471,196,426.50

Step by Step Solution

1. Step 1: Write the proportion equation
   304,948,782 : 471,196,426.50 = 471,196,426.50 : x
2. Step 2: Convert to fraction form
   304,948,782/471,196,426.50 = 471,196,426.50/x
3. Step 3: Cross multiply
   304,948,782x = 471,196,426.50 × 471,196,426.50
4. Step 4: Simplify right side
   304,948,782x = 222,026,072,346,369,888
5. Step 5: Solve for x
   x = 222,026,072,346,369,888/304,948,782
6. Step 6: Final answer
   x = 728,076,599.91