Finding the Third Proportional to 997,260,027 and 1,490,308,492.50

Step by Step Solution

1. Step 1: Write the proportion equation
   997,260,027 : 1,490,308,492.50 = 1,490,308,492.50 : x
2. Step 2: Convert to fraction form
   997,260,027/1,490,308,492.50 = 1,490,308,492.50/x
3. Step 3: Cross multiply
   997,260,027x = 1,490,308,492.50 × 1,490,308,492.50
4. Step 4: Simplify right side
   997,260,027x = 2,221,019,402,817,622,528
5. Step 5: Solve for x
   x = 2,221,019,402,817,622,528/997,260,027
6. Step 6: Final answer
   x = 2,227,121,656.02