Finding the Fourth Proportional to 93,294.58, 128,746.71 and 61,051.31

Step by Step Solution

1. Step 1: Write the proportion equation
   93,294.58 : 128,746.71 = 61,051.31 : x
2. Step 2: Convert to fraction form
   93,294.58/128,746.71 = 61,051.31/x
3. Step 3: Cross multiply
   93,294.58x = 128,746.71 × 61,051.31
4. Step 4: Simplify right side
   93,294.58x = 7,860,155,303.69
5. Step 5: Solve for x
   x = 7,860,155,303.69/93,294.58
6. Step 6: Final answer
   x = 84,250.94