Finding the Fourth Proportional to 142,572,443.49, 213,882,808.64 and 49,174,054.34

Step by Step Solution

1. Step 1: Write the proportion equation
   142,572,443.49 : 213,882,808.64 = 49,174,054.34 : x
2. Step 2: Convert to fraction form
   142,572,443.49/213,882,808.64 = 49,174,054.34/x
3. Step 3: Cross multiply
   142,572,443.49x = 213,882,808.64 × 49,174,054.34
4. Step 4: Simplify right side
   142,572,443.49x = 10,517,484,853,139,896
5. Step 5: Solve for x
   x = 10,517,484,853,139,896/142,572,443.49
6. Step 6: Final answer
   x = 73,769,408.70