Finding the Third Proportional to 142,047,812,534 and 309,101,762,212

Step by Step Solution

1. Step 1: Write the proportion equation
   142,047,812,534 : 309,101,762,212 = 309,101,762,212 : x
2. Step 2: Convert to fraction form
   142,047,812,534/309,101,762,212 = 309,101,762,212/x
3. Step 3: Cross multiply
   142,047,812,534x = 309,101,762,212 × 309,101,762,212
4. Step 4: Simplify right side
   142,047,812,534x = 95,543,899,402,563,785,588,736
5. Step 5: Solve for x
   x = 95,543,899,402,563,785,588,736/142,047,812,534
6. Step 6: Final answer
   x = 672,617,886,176.14