Finding the Third Proportional to 141,588,681 and 308,913,978

Step by Step Solution

1. Step 1: Write the proportion equation
   141,588,681 : 308,913,978 = 308,913,978 : x
2. Step 2: Convert to fraction form
   141,588,681/308,913,978 = 308,913,978/x
3. Step 3: Cross multiply
   141,588,681x = 308,913,978 × 308,913,978
4. Step 4: Simplify right side
   141,588,681x = 95,427,845,803,784,480
5. Step 5: Solve for x
   x = 95,427,845,803,784,480/141,588,681
6. Step 6: Final answer
   x = 673,979,340.23