Finding the Third Proportional to 21,155,475 and 45,832,326

Step by Step Solution

1. Step 1: Write the proportion equation
   21,155,475 : 45,832,326 = 45,832,326 : x
2. Step 2: Convert to fraction form
   21,155,475/45,832,326 = 45,832,326/x
3. Step 3: Cross multiply
   21,155,475x = 45,832,326 × 45,832,326
4. Step 4: Simplify right side
   21,155,475x = 2,100,602,106,570,276
5. Step 5: Solve for x
   x = 2,100,602,106,570,276/21,155,475
6. Step 6: Final answer
   x = 99,293,544.89