Finding the Third Proportional to 58,307,870.25 and 134,986,299.25

Step by Step Solution

1. Step 1: Write the proportion equation
   58,307,870.25 : 134,986,299.25 = 134,986,299.25 : x
2. Step 2: Convert to fraction form
   58,307,870.25/134,986,299.25 = 134,986,299.25/x
3. Step 3: Cross multiply
   58,307,870.25x = 134,986,299.25 × 134,986,299.25
4. Step 4: Simplify right side
   58,307,870.25x = 18,221,300,985,210,552
5. Step 5: Solve for x
   x = 18,221,300,985,210,552/58,307,870.25
6. Step 6: Final answer
   x = 312,501,569.81