Finding the Fourth Proportional to 99,096.80, 148,667.91 and 42,946.34

Step by Step Solution

1. Step 1: Write the proportion equation
   99,096.80 : 148,667.91 = 42,946.34 : x
2. Step 2: Convert to fraction form
   99,096.80/148,667.91 = 42,946.34/x
3. Step 3: Cross multiply
   99,096.80x = 148,667.91 × 42,946.34
4. Step 4: Simplify right side
   99,096.80x = 6,384,742,981.62
5. Step 5: Solve for x
   x = 6,384,742,981.62/99,096.80
6. Step 6: Final answer
   x = 64,429.35