Finding the Fourth Proportional to 142,866,113.58, 214,320,464.90 and 50,742,112.03

Step by Step Solution

1. Step 1: Write the proportion equation
   142,866,113.58 : 214,320,464.90 = 50,742,112.03 : x
2. Step 2: Convert to fraction form
   142,866,113.58/214,320,464.90 = 50,742,112.03/x
3. Step 3: Cross multiply
   142,866,113.58x = 214,320,464.90 × 50,742,112.03
4. Step 4: Simplify right side
   142,866,113.58x = 10,875,073,039,678,256
5. Step 5: Solve for x
   x = 10,875,073,039,678,256/142,866,113.58
6. Step 6: Final answer
   x = 76,120,731.27