Finding the Fourth Proportional to 111,429,536.67, 167,056,397.46 and 70,402,499.10

Step by Step Solution

1. Step 1: Write the proportion equation
   111,429,536.67 : 167,056,397.46 = 70,402,499.10 : x
2. Step 2: Convert to fraction form
   111,429,536.67/167,056,397.46 = 70,402,499.10/x
3. Step 3: Cross multiply
   111,429,536.67x = 167,056,397.46 × 70,402,499.10
4. Step 4: Simplify right side
   111,429,536.67x = 11,761,187,871,826,892
5. Step 5: Solve for x
   x = 11,761,187,871,826,892/111,429,536.67
6. Step 6: Final answer
   x = 105,548,207.62