Finding the Fourth Proportional to 116,956,662.72, 161,349,530.41 and 70,521,119.61

Step by Step Solution

1. Step 1: Write the proportion equation
   116,956,662.72 : 161,349,530.41 = 70,521,119.61 : x
2. Step 2: Convert to fraction form
   116,956,662.72/161,349,530.41 = 70,521,119.61/x
3. Step 3: Cross multiply
   116,956,662.72x = 161,349,530.41 × 70,521,119.61
4. Step 4: Simplify right side
   116,956,662.72x = 11,378,549,532,544,034
5. Step 5: Solve for x
   x = 11,378,549,532,544,034/116,956,662.72
6. Step 6: Final answer
   x = 97,288,596.21