Finding the Third Proportional to 91,501,288 and 201,139,448

Step by Step Solution

1. Step 1: Write the proportion equation
   91,501,288 : 201,139,448 = 201,139,448 : x
2. Step 2: Convert to fraction form
   91,501,288/201,139,448 = 201,139,448/x
3. Step 3: Cross multiply
   91,501,288x = 201,139,448 × 201,139,448
4. Step 4: Simplify right side
   91,501,288x = 40,457,077,541,744,704
5. Step 5: Solve for x
   x = 40,457,077,541,744,704/91,501,288
6. Step 6: Final answer
   x = 442,147,629.02