Finding the Third Proportional to 488,516,400 and 1,053,558,144

Step by Step Solution

1. Step 1: Write the proportion equation
   488,516,400 : 1,053,558,144 = 1,053,558,144 : x
2. Step 2: Convert to fraction form
   488,516,400/1,053,558,144 = 1,053,558,144/x
3. Step 3: Cross multiply
   488,516,400x = 1,053,558,144 × 1,053,558,144
4. Step 4: Simplify right side
   488,516,400x = 1,109,984,762,788,724,736
5. Step 5: Solve for x
   x = 1,109,984,762,788,724,736/488,516,400
6. Step 6: Final answer
   x = 2,272,154,553.64