Finding the Fourth Proportional to 131,574,904.51, 181,575,508.57 and 72,035,200.03

Step by Step Solution

1. Step 1: Write the proportion equation
   131,574,904.51 : 181,575,508.57 = 72,035,200.03 : x
2. Step 2: Convert to fraction form
   131,574,904.51/181,575,508.57 = 72,035,200.03/x
3. Step 3: Cross multiply
   131,574,904.51x = 181,575,508.57 × 72,035,200.03
4. Step 4: Simplify right side
   131,574,904.51x = 13,079,828,080,388,928
5. Step 5: Solve for x
   x = 13,079,828,080,388,928/131,574,904.51
6. Step 6: Final answer
   x = 99,409,747.85