Finding the Fourth Proportional to 99,215,547.58, 136,925,123.61 and 59,524,571.98

Step by Step Solution

1. Step 1: Write the proportion equation
   99,215,547.58 : 136,925,123.61 = 59,524,571.98 : x
2. Step 2: Convert to fraction form
   99,215,547.58/136,925,123.61 = 59,524,571.98/x
3. Step 3: Cross multiply
   99,215,547.58x = 136,925,123.61 × 59,524,571.98
4. Step 4: Simplify right side
   99,215,547.58x = 8,150,409,376,193,843
5. Step 5: Solve for x
   x = 8,150,409,376,193,843/99,215,547.58
6. Step 6: Final answer
   x = 82,148,509.73