Finding the Fourth Proportional to 131,801,985.82, 181,886,736.50 and 73,064,502.10

Step by Step Solution

1. Step 1: Write the proportion equation
   131,801,985.82 : 181,886,736.50 = 73,064,502.10 : x
2. Step 2: Convert to fraction form
   131,801,985.82/181,886,736.50 = 73,064,502.10/x
3. Step 3: Cross multiply
   131,801,985.82x = 181,886,736.50 × 73,064,502.10
4. Step 4: Simplify right side
   131,801,985.82x = 13,289,463,840,966,396
5. Step 5: Solve for x
   x = 13,289,463,840,966,396/131,801,985.82
6. Step 6: Final answer
   x = 100,829,010.72