Finding the Fourth Proportional to 142,083,021.82, 196,074,568.42 and 76,892,925.82

Step by Step Solution

1. Step 1: Write the proportion equation
   142,083,021.82 : 196,074,568.42 = 76,892,925.82 : x
2. Step 2: Convert to fraction form
   142,083,021.82/196,074,568.42 = 76,892,925.82/x
3. Step 3: Cross multiply
   142,083,021.82x = 196,074,568.42 × 76,892,925.82
4. Step 4: Simplify right side
   142,083,021.82x = 15,076,747,244,707,572
5. Step 5: Solve for x
   x = 15,076,747,244,707,572/142,083,021.82
6. Step 6: Final answer
   x = 106,112,236.72