Finding the Third Proportional to 58,658,406 and 88,742,588.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,658,406 : 88,742,588.50 = 88,742,588.50 : x
2. Step 2: Convert to fraction form
   58,658,406/88,742,588.50 = 88,742,588.50/x
3. Step 3: Cross multiply
   58,658,406x = 88,742,588.50 × 88,742,588.50
4. Step 4: Simplify right side
   58,658,406x = 7,875,247,013,680,332
5. Step 5: Solve for x
   x = 7,875,247,013,680,332/58,658,406
6. Step 6: Final answer
   x = 134,256,069.18