Finding the Fourth Proportional to 91,019.69, 136,556.41 and 46,677.50

Step by Step Solution

1. Step 1: Write the proportion equation
   91,019.69 : 136,556.41 = 46,677.50 : x
2. Step 2: Convert to fraction form
   91,019.69/136,556.41 = 46,677.50/x
3. Step 3: Cross multiply
   91,019.69x = 136,556.41 × 46,677.50
4. Step 4: Simplify right side
   91,019.69x = 6,374,111,827.78
5. Step 5: Solve for x
   x = 6,374,111,827.78/91,019.69
6. Step 6: Final answer
   x = 70,030.03