Finding the Fourth Proportional to 136,821,081.02, 188,810,758.17 and 74,096,669.30

Step by Step Solution

1. Step 1: Write the proportion equation
   136,821,081.02 : 188,810,758.17 = 74,096,669.30 : x
2. Step 2: Convert to fraction form
   136,821,081.02/188,810,758.17 = 74,096,669.30/x
3. Step 3: Cross multiply
   136,821,081.02x = 188,810,758.17 × 74,096,669.30
4. Step 4: Simplify right side
   136,821,081.02x = 13,990,248,308,404,762
5. Step 5: Solve for x
   x = 13,990,248,308,404,762/136,821,081.02
6. Step 6: Final answer
   x = 102,252,139.83