Finding the Fourth Proportional to 128,061,715.92, 192,097,888.20 and 37,185,304.92

Step by Step Solution

1. Step 1: Write the proportion equation
   128,061,715.92 : 192,097,888.20 = 37,185,304.92 : x
2. Step 2: Convert to fraction form
   128,061,715.92/192,097,888.20 = 37,185,304.92/x
3. Step 3: Cross multiply
   128,061,715.92x = 192,097,888.20 × 37,185,304.92
4. Step 4: Simplify right side
   128,061,715.92x = 7,143,218,547,205,070
5. Step 5: Solve for x
   x = 7,143,218,547,205,070/128,061,715.92
6. Step 6: Final answer
   x = 55,779,500.50