Finding the Fourth Proportional to 82,021,769.91, 113,136,708.74 and 52,606,510.56

Step by Step Solution

1. Step 1: Write the proportion equation
   82,021,769.91 : 113,136,708.74 = 52,606,510.56 : x
2. Step 2: Convert to fraction form
   82,021,769.91/113,136,708.74 = 52,606,510.56/x
3. Step 3: Cross multiply
   82,021,769.91x = 113,136,708.74 × 52,606,510.56
4. Step 4: Simplify right side
   82,021,769.91x = 5,951,727,462,791,422
5. Step 5: Solve for x
   x = 5,951,727,462,791,422/82,021,769.91
6. Step 6: Final answer
   x = 72,562,777.78